--- title: Missouri Sleep Society Blog | hypersomnia description: hypersomnia | --- [![Missouri Sleep Society](https://blog.mosleep.org/hubfs/Missouri_Sleep_Society_Oct2016_Theme/a65ac9a5a0298d9c00066536a8ba65cc.htm)](http://www.mosleep.org) - [Home](http://www.mosleep.org/home.html) - [Our Mission](http://www.mosleep.org/our-mission.html) - [Board Of Directors](http://www.mosleep.org/board-of-directors-.html) - [Membership](http://www.mosleep.org/membership.html) - [Continuing Education](http://www.mosleep.org/continuing-education.html) - [Links](http://www.mosleep.org/links.html) - [Resources](http://www.mosleep.org/resources.html) - [Photos](http://www.mosleep.org/conferences.html) - [Blog](https://blog.mosleep.org) - [Contact Us](http://www.mosleep.org/contact-us.html) # MoSleep Blog Central ## [What is Hypersomnia? (Symptoms and Causes)](https://blog.mosleep.org/what-is-hypersomnia-symptoms-causes) Posted by [Kevin Asp](https://blog.mosleep.org/author/kevin-asp) on Jan 26, 2017 9:00:00 AM - [Tweet](https://twitter.com/share) [![](https://blog.mosleep.org/hubfs/blog_images/hypersomnia.jpg)](https://blog.mosleep.org/what-is-hypersomnia-symptoms-causes) You might be wondering how much sleep you actually require. The amount of sleeping hours needed depends on the individual. Some individuals may require a minimum of nine hours to feel refreshed the next day, while others may only require seven hours. [Read More](https://blog.mosleep.org/what-is-hypersomnia-symptoms-causes) 2 Comments [Click here to read/write comments](https://blog.mosleep.org/what-is-hypersomnia-symptoms-causes#comments-listing) Topics: [hypersomnia](https://blog.mosleep.org/topic/hypersomnia) [All posts](https://blog.mosleep.org/all) Search this site on Google Search Google ### Subscribe to Email Updates [![Missouri Sleep 2017](https://no-cache.hubspot.com/cta/default/2564826/5d959b82-0383-4b88-84cd-18a0371d0a76.png)](https://cta-redirect.hubspot.com/cta/redirect/2564826/5d959b82-0383-4b88-84cd-18a0371d0a76) ### Recent Posts ### Posts by Topic - [Missouri Sleep 2017 (2)](https://blog.mosleep.org/topic/missouri-sleep-2017) - [Sleep deprivation (2)](https://blog.mosleep.org/topic/sleep-deprivation) - [sleep medicine (2)](https://blog.mosleep.org/topic/sleep-medicine) - [CPAP (1)](https://blog.mosleep.org/topic/cpap) - [CPAP Support Groups (1)](https://blog.mosleep.org/topic/cpap-support-groups) - [Circadian rhythms (1)](https://blog.mosleep.org/topic/circadian-rhythms) - [Dental Sleep Medicine (1)](https://blog.mosleep.org/topic/dental-sleep-medicine) - [Drowsy driving (1)](https://blog.mosleep.org/topic/drowsy-driving) - [Insomnia (1)](https://blog.mosleep.org/topic/insomnia) - [Pediatric sleep apnea (1)](https://blog.mosleep.org/topic/pediatric-sleep-apnea) - [SAD (1)](https://blog.mosleep.org/topic/sad) - [Sleep Apnea Support Groups (1)](https://blog.mosleep.org/topic/sleep-apnea-support-groups) - [Sleep apnea (1)](https://blog.mosleep.org/topic/sleep-apnea) - [diabetes and sleep (1)](https://blog.mosleep.org/topic/diabetes-and-sleep) - [hypersomnia (1)](https://blog.mosleep.org/topic/hypersomnia) - [mood disorders (1)](https://blog.mosleep.org/topic/mood-disorders) - [phototherapy (1)](https://blog.mosleep.org/topic/phototherapy) - [seasonal affective disorder (1)](https://blog.mosleep.org/topic/seasonal-affective-disorder) - [sleep apnea mouthpiece (1)](https://blog.mosleep.org/topic/sleep-apnea-mouthpiece) - [sleep disorders (1)](https://blog.mosleep.org/topic/sleep-disorders) - [sleep hygiene (1)](https://blog.mosleep.org/topic/sleep-hygiene) - [volunteering (1)](https://blog.mosleep.org/topic/volunteering) see all #### Ready To Join MSS The Missouri Sleep Society is committed to the advancement of sleep medicine, but we need your help. [Join Today](http://www.mosleep.org/membership.html) ![93407b59be0f8b5084e644765a71a324.htm](https://blog.mosleep.org/hubfs/Missouri_Sleep_Society_Oct2016_Theme/93407b59be0f8b5084e644765a71a324.htm "93407b59be0f8b5084e644765a71a324.htm") Copyright © 2016 Missouri Sleep Society. All rights reserved. [![Share on Facebook](https://static.hubspot.com/final/img/common/icons/social/facebook-24x24.png)](http://www.facebook.com/share.php?u=https%3A%2F%2Fblog.mosleep.org%2Ftopic%2Fhypersomnia%3Futm_medium%3Dsocial%26utm_source%3Dfacebook) [![Share on LinkedIn](https://static.hubspot.com/final/img/common/icons/social/linkedin-24x24.png)](http://www.linkedin.com/shareArticle?mini=true&url=https%3A%2F%2Fblog.mosleep.org%2Ftopic%2Fhypersomnia%3Futm_medium%3Dsocial%26utm_source%3Dlinkedin) [![Share on Twitter](https://static.hubspot.com/final/img/common/icons/social/twitter-24x24.png)](https://twitter.com/intent/tweet?original_referer=https%3A%2F%2Fblog.mosleep.org%2Ftopic%2Fhypersomnia%3Futm_medium%3Dsocial%26utm_source%3Dtwitter&url=https%3A%2F%2Fblog.mosleep.org%2Ftopic%2Fhypersomnia%3Futm_medium%3Dsocial%26utm_source%3Dtwitter&source=tweetbutton&text=Missouri%20Sleep%20Society%20Blog%20%7C%20hypersomnia)